./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_8900838a-c951-4a0b-bd43-d1bac800b6e9/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8900838a-c951-4a0b-bd43-d1bac800b6e9/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8900838a-c951-4a0b-bd43-d1bac800b6e9/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8900838a-c951-4a0b-bd43-d1bac800b6e9/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i -s /tmp/vcloud-vcloud-master/worker/working_dir_8900838a-c951-4a0b-bd43-d1bac800b6e9/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8900838a-c951-4a0b-bd43-d1bac800b6e9/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8344e7e4f737b63e5072d4c79eca78f8b48531d5 .................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_8900838a-c951-4a0b-bd43-d1bac800b6e9/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8900838a-c951-4a0b-bd43-d1bac800b6e9/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8900838a-c951-4a0b-bd43-d1bac800b6e9/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8900838a-c951-4a0b-bd43-d1bac800b6e9/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i -s /tmp/vcloud-vcloud-master/worker/working_dir_8900838a-c951-4a0b-bd43-d1bac800b6e9/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8900838a-c951-4a0b-bd43-d1bac800b6e9/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8344e7e4f737b63e5072d4c79eca78f8b48531d5 .................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 08:58:03,518 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:58:03,520 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:58:03,531 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:58:03,531 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:58:03,532 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:58:03,533 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:58:03,535 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:58:03,536 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:58:03,537 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:58:03,538 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:58:03,539 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:58:03,540 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:58:03,540 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:58:03,541 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:58:03,542 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:58:03,543 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:58:03,544 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:58:03,545 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:58:03,547 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:58:03,549 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:58:03,549 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:58:03,551 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:58:03,551 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:58:03,553 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:58:03,554 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:58:03,554 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:58:03,555 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:58:03,555 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:58:03,556 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:58:03,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:58:03,557 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:58:03,558 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:58:03,559 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:58:03,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:58:03,560 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:58:03,560 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:58:03,561 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:58:03,561 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:58:03,562 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:58:03,562 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:58:03,563 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8900838a-c951-4a0b-bd43-d1bac800b6e9/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-22 08:58:03,576 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:58:03,576 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:58:03,577 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:58:03,577 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:58:03,577 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:58:03,578 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:58:03,578 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:58:03,578 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:58:03,578 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:58:03,579 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:58:03,579 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 08:58:03,579 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 08:58:03,579 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 08:58:03,579 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:58:03,580 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:58:03,580 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:58:03,580 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 08:58:03,580 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:58:03,580 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:58:03,581 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 08:58:03,581 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 08:58:03,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:58:03,581 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:58:03,581 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 08:58:03,582 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 08:58:03,582 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:58:03,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 08:58:03,582 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 08:58:03,583 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_8900838a-c951-4a0b-bd43-d1bac800b6e9/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8344e7e4f737b63e5072d4c79eca78f8b48531d5 [2019-10-22 08:58:03,609 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:58:03,620 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:58:03,626 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:58:03,630 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:58:03,630 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:58:03,631 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8900838a-c951-4a0b-bd43-d1bac800b6e9/bin/uautomizer/../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i [2019-10-22 08:58:03,687 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8900838a-c951-4a0b-bd43-d1bac800b6e9/bin/uautomizer/data/64739d524/66914758c4564fed9d43b80c0e636e0f/FLAGc2d1095bc [2019-10-22 08:58:04,126 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:58:04,126 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8900838a-c951-4a0b-bd43-d1bac800b6e9/sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i [2019-10-22 08:58:04,139 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8900838a-c951-4a0b-bd43-d1bac800b6e9/bin/uautomizer/data/64739d524/66914758c4564fed9d43b80c0e636e0f/FLAGc2d1095bc [2019-10-22 08:58:04,653 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8900838a-c951-4a0b-bd43-d1bac800b6e9/bin/uautomizer/data/64739d524/66914758c4564fed9d43b80c0e636e0f [2019-10-22 08:58:04,655 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:58:04,657 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:58:04,658 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:58:04,658 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:58:04,662 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:58:04,663 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:58:04" (1/1) ... [2019-10-22 08:58:04,666 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@502708ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:04, skipping insertion in model container [2019-10-22 08:58:04,666 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:58:04" (1/1) ... [2019-10-22 08:58:04,678 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:58:04,725 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:58:05,085 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:58:05,098 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:58:05,153 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:58:05,205 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:58:05,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:05 WrapperNode [2019-10-22 08:58:05,206 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:58:05,208 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:58:05,209 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:58:05,209 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:58:05,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:05" (1/1) ... [2019-10-22 08:58:05,229 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:05" (1/1) ... [2019-10-22 08:58:05,256 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:58:05,256 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:58:05,256 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:58:05,257 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:58:05,266 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:05" (1/1) ... [2019-10-22 08:58:05,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:05" (1/1) ... [2019-10-22 08:58:05,269 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:05" (1/1) ... [2019-10-22 08:58:05,269 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:05" (1/1) ... [2019-10-22 08:58:05,274 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:05" (1/1) ... [2019-10-22 08:58:05,283 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:05" (1/1) ... [2019-10-22 08:58:05,287 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:05" (1/1) ... [2019-10-22 08:58:05,289 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:58:05,289 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:58:05,290 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:58:05,290 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:58:05,291 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8900838a-c951-4a0b-bd43-d1bac800b6e9/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:58:05,361 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-10-22 08:58:05,361 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-10-22 08:58:05,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 08:58:05,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 08:58:05,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 08:58:05,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:58:05,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:58:05,365 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-10-22 08:58:05,689 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:58:05,689 INFO L284 CfgBuilder]: Removed 8 assume(true) statements. [2019-10-22 08:58:05,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:58:05 BoogieIcfgContainer [2019-10-22 08:58:05,690 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:58:05,691 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 08:58:05,698 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 08:58:05,702 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 08:58:05,702 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 08:58:04" (1/3) ... [2019-10-22 08:58:05,703 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b416252 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:58:05, skipping insertion in model container [2019-10-22 08:58:05,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:05" (2/3) ... [2019-10-22 08:58:05,704 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b416252 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:58:05, skipping insertion in model container [2019-10-22 08:58:05,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:58:05" (3/3) ... [2019-10-22 08:58:05,706 INFO L109 eAbstractionObserver]: Analyzing ICFG 28_buggy_simple_loop1_vf.i [2019-10-22 08:58:05,761 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,762 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,763 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,763 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,763 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,763 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,763 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,764 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,764 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,764 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,764 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,764 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,765 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,765 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,765 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,765 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,765 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,766 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,766 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,766 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,766 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,769 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,769 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,770 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,770 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,770 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,770 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,770 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,771 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,771 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,771 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,771 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,771 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,771 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,772 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,772 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,772 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,772 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,772 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,773 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,773 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,773 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,773 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,773 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,774 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,774 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,774 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,774 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,777 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,777 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,778 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,779 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,779 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,779 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,779 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,780 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,780 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,780 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,780 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,780 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,780 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,780 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,781 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,781 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,781 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,781 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:05,793 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-10-22 08:58:05,794 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 08:58:05,807 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-10-22 08:58:05,818 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-10-22 08:58:05,838 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 08:58:05,838 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 08:58:05,838 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 08:58:05,838 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:58:05,839 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:58:05,839 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 08:58:05,840 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:58:05,840 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 08:58:05,851 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 46 places, 54 transitions [2019-10-22 08:58:05,865 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:390) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:128) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-10-22 08:58:05,873 INFO L168 Benchmark]: Toolchain (without parser) took 1215.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -130.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:05,874 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 966.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:58:05,875 INFO L168 Benchmark]: CACSL2BoogieTranslator took 550.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -168.5 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:05,876 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:05,877 INFO L168 Benchmark]: Boogie Preprocessor took 32.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:05,877 INFO L168 Benchmark]: RCFGBuilder took 401.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:05,878 INFO L168 Benchmark]: TraceAbstraction took 179.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:05,881 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 966.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 550.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -168.5 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 47.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 401.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 179.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:325) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-cad4683 [2019-10-22 08:58:08,052 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:58:08,053 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:58:08,063 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:58:08,063 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:58:08,064 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:58:08,065 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:58:08,066 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:58:08,068 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:58:08,068 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:58:08,069 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:58:08,070 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:58:08,070 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:58:08,071 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:58:08,072 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:58:08,073 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:58:08,073 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:58:08,074 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:58:08,076 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:58:08,077 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:58:08,079 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:58:08,080 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:58:08,081 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:58:08,081 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:58:08,083 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:58:08,084 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:58:08,084 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:58:08,085 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:58:08,085 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:58:08,086 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:58:08,086 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:58:08,087 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:58:08,088 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:58:08,088 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:58:08,089 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:58:08,089 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:58:08,090 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:58:08,090 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:58:08,091 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:58:08,091 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:58:08,092 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:58:08,092 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8900838a-c951-4a0b-bd43-d1bac800b6e9/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-10-22 08:58:08,105 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:58:08,105 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:58:08,106 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:58:08,106 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:58:08,106 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:58:08,107 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:58:08,107 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:58:08,107 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:58:08,107 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:58:08,107 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 08:58:08,107 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 08:58:08,108 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 08:58:08,108 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-10-22 08:58:08,108 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-10-22 08:58:08,108 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:58:08,108 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:58:08,108 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:58:08,108 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 08:58:08,109 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:58:08,109 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:58:08,109 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 08:58:08,109 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 08:58:08,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:58:08,110 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:58:08,110 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 08:58:08,110 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 08:58:08,110 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-10-22 08:58:08,110 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-10-22 08:58:08,111 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 08:58:08,111 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 08:58:08,111 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_8900838a-c951-4a0b-bd43-d1bac800b6e9/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8344e7e4f737b63e5072d4c79eca78f8b48531d5 [2019-10-22 08:58:08,139 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:58:08,150 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:58:08,152 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:58:08,154 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:58:08,154 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:58:08,155 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8900838a-c951-4a0b-bd43-d1bac800b6e9/bin/uautomizer/../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i [2019-10-22 08:58:08,200 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8900838a-c951-4a0b-bd43-d1bac800b6e9/bin/uautomizer/data/01df9eb9f/1b595b763e62470498fde5207adff245/FLAG965016e18 [2019-10-22 08:58:08,654 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:58:08,655 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8900838a-c951-4a0b-bd43-d1bac800b6e9/sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i [2019-10-22 08:58:08,667 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8900838a-c951-4a0b-bd43-d1bac800b6e9/bin/uautomizer/data/01df9eb9f/1b595b763e62470498fde5207adff245/FLAG965016e18 [2019-10-22 08:58:09,176 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8900838a-c951-4a0b-bd43-d1bac800b6e9/bin/uautomizer/data/01df9eb9f/1b595b763e62470498fde5207adff245 [2019-10-22 08:58:09,178 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:58:09,179 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:58:09,181 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:58:09,181 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:58:09,184 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:58:09,185 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:58:09" (1/1) ... [2019-10-22 08:58:09,188 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d413584 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:09, skipping insertion in model container [2019-10-22 08:58:09,188 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:58:09" (1/1) ... [2019-10-22 08:58:09,195 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:58:09,235 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:58:09,589 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:58:09,681 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:58:09,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:58:09,781 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:58:09,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:09 WrapperNode [2019-10-22 08:58:09,782 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:58:09,783 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:58:09,783 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:58:09,783 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:58:09,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:09" (1/1) ... [2019-10-22 08:58:09,811 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:09" (1/1) ... [2019-10-22 08:58:09,833 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:58:09,834 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:58:09,834 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:58:09,834 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:58:09,843 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:09" (1/1) ... [2019-10-22 08:58:09,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:09" (1/1) ... [2019-10-22 08:58:09,846 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:09" (1/1) ... [2019-10-22 08:58:09,847 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:09" (1/1) ... [2019-10-22 08:58:09,854 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:09" (1/1) ... [2019-10-22 08:58:09,860 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:09" (1/1) ... [2019-10-22 08:58:09,869 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:09" (1/1) ... [2019-10-22 08:58:09,878 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:58:09,878 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:58:09,879 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:58:09,879 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:58:09,879 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8900838a-c951-4a0b-bd43-d1bac800b6e9/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:58:09,935 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-10-22 08:58:09,935 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-10-22 08:58:09,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 08:58:09,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 08:58:09,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-10-22 08:58:09,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:58:09,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:58:09,938 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-10-22 08:58:10,257 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:58:10,257 INFO L284 CfgBuilder]: Removed 8 assume(true) statements. [2019-10-22 08:58:10,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:58:10 BoogieIcfgContainer [2019-10-22 08:58:10,258 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:58:10,259 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 08:58:10,259 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 08:58:10,262 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 08:58:10,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 08:58:09" (1/3) ... [2019-10-22 08:58:10,267 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70916ece and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:58:10, skipping insertion in model container [2019-10-22 08:58:10,267 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:09" (2/3) ... [2019-10-22 08:58:10,268 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70916ece and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:58:10, skipping insertion in model container [2019-10-22 08:58:10,268 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:58:10" (3/3) ... [2019-10-22 08:58:10,270 INFO L109 eAbstractionObserver]: Analyzing ICFG 28_buggy_simple_loop1_vf.i [2019-10-22 08:58:10,297 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,298 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,298 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,298 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,298 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,299 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,299 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,299 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,299 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,299 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,302 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,302 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,303 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,303 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,303 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,303 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,304 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,304 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,304 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,304 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,305 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,305 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,305 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,305 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,305 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,306 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,306 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,306 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,306 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,306 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,307 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,307 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,307 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,307 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,307 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,308 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,308 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,308 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,308 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,309 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,309 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,310 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,310 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,310 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,310 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,310 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,310 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,311 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,311 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,311 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,311 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,311 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,312 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,312 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,312 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,312 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,312 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,313 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,313 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,313 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,313 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,313 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,314 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,314 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,314 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,314 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:58:10,322 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-10-22 08:58:10,322 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 08:58:10,330 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-10-22 08:58:10,340 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-10-22 08:58:10,359 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 08:58:10,359 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 08:58:10,359 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 08:58:10,359 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:58:10,360 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:58:10,360 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 08:58:10,360 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:58:10,360 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 08:58:10,369 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 46 places, 54 transitions [2019-10-22 08:58:10,379 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:390) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:128) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-10-22 08:58:10,383 INFO L168 Benchmark]: Toolchain (without parser) took 1202.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 948.3 MB in the beginning and 1.1 GB in the end (delta: -111.3 MB). Peak memory consumption was 11.9 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:10,383 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:58:10,384 INFO L168 Benchmark]: CACSL2BoogieTranslator took 601.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 948.3 MB in the beginning and 1.1 GB in the end (delta: -149.7 MB). Peak memory consumption was 25.2 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:10,384 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.58 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:58:10,384 INFO L168 Benchmark]: Boogie Preprocessor took 44.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:10,385 INFO L168 Benchmark]: RCFGBuilder took 380.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:10,385 INFO L168 Benchmark]: TraceAbstraction took 121.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:10,391 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 601.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 948.3 MB in the beginning and 1.1 GB in the end (delta: -149.7 MB). Peak memory consumption was 25.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 50.58 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 380.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 121.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:325) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...